stredni-skola-frydlant.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 373 ms crawled 2026-06-02

CZ · 88.86.124.131 · AS39392 SH.cz s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

Úvod - Střední škola hospodářská a lesnická

Language

Generator

Divi v.4.27.5

Canonical

https://stredni-skola-frydlant.cz/

Feeds

Open Graph

url: https://stredni-skola-frydlant.cz/
title: Úvod
locale: cs_CZ
site name: Střední škola hospodářská a lesnická

Technology

Server: Apache
CMS: WordPress
jQuery: 3.7.1

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (6)

fonts.googleapis.com×4
fonts.gstatic.com×2
maps.googleapis.com×2
meet.jit.si×2
toplist.cz×1
www.googletagmanager.com×1

Social

Contact

Email

Phone

DNS records live

NS

alfa.ns.active24.cz
beta.ns.active24.cz
gama.ns.active24.sk

MX

10 mx1.active24.com
20 mx2.active24.com

Email authentication weak

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

from 2026-04-11 to 2026-07-10

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://stredni-skola-frydlant.cz/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

missing Permissions Policy

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: upgrade-insecure-requests
strict-transport-security: max-age=31536000